<?php
/*! \brief
 * This is the interface of WGF Service task
 * \author William Su
 */
interface ITask 
{
    /*
     * proxy_init()
     * Input: void
     * Return: task result of policy applied
     * Description:
     *    1. Just output task result of policy applied when successful.
     *    2. If anything error, set $this->errCode and $this->errMessage and return FALSE.
     */
    public function task_result();
}